silicon G7 laminate sheet is made of high quality glass fiber and silicon resin.
1,electrical strength vertical,in 90℃ transformer oil min 25MV/m
2,breakdown voltage parallel min 35KV
3,impact strength min 51KJ/m2| General Properties | |||
| Test Item | unit | standard value | Typical Value |
| G7 | |||
| Density | g/cm3 | ≥1.70 | 1.94 |
| Bending strength vertical | |||
| 23±2℃ | Mpa | ≥400 | 406 |
| 180±2℃ | ≥240 | 242 | |
| Impact strength(thickness≥5mm) | KJ/m2 | ≥50 | 51 |
| Volume resistance 23±2℃ | MΩ*m | ≥1.0*103 | pass |
| 180±2℃ | ≥1.0*103 | pass | |
| 23±2℃(after immerce into water 24 hours) | ≥1.0*105 | ≥1.0*108 | |
| Dielectricloss | ≤0.05 | 0.05 | |
| Electrical strength vertical, in 90℃ transformer oil | MV/m | ≥22 | 25 |
| Breakdown voltage parallel | KV | ≥35 | 35 |
| Storage | month | 12 | 12 |
| Reference standard | GB/T5130,JS-10-002-117 | ||
.jpg)
